test_point.hpp

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#pragma once
#include "bn.h"
 
#define PUT(x) std::cout << #x << "\t=" << (x) << std::endl;
 
const struct Point {
    struct G2 {
        const char *aa;
        const char *ab;
        const char *ba;
        const char *bb;
    } g2;
    struct G1 {
        int a;
        int b;
    } g1;
} g_pointTbl[] = {
#ifdef BN_SUPPORT_SNARK
    // SNARK1(b = 3)
    {
        {
            "15267802884793550383558706039165621050290089775961208824303765753922461897946",
            "9034493566019742339402378670461897774509967669562610788113215988055021632533",
            "644888581738283025171396578091639672120333224302184904896215738366765861164",
            "20532875081203448695448744255224543661959516361327385779878476709582931298750",
        },
        {
            1, 2
        },
    },
    // SNARK2(b = 82)
    {
        {
            "7281644703356799059368313064438243279269372005747477888712173236228325795991",
            "15160700668152503952980485502602536850541312794041965342451842375663084147486",
            "13523979532236795535820810482891703536907572704519492618036353386190612673074",
            "15929067770616689398844794432758732907995965312283969374632681891490787470887",
        },
        {
            -1, 9
        },
    },
#else
    // Aranha
    {
        {
            "12723517038133731887338407189719511622662176727675373276651903807414909099441",
            "4168783608814932154536427934509895782246573715297911553964171371032945126671",
            "13891744915211034074451795021214165905772212241412891944830863846330766296736",
            "7937318970632701341203597196594272556916396164729705624521405069090520231616",
        },
        {
            -1, 1
        },
    },
#endif
};
 
inline const Point& selectPoint(const bn::CurveParam& cp)
{
#ifdef BN_SUPPORT_SNARK
    if (cp.b != 3 && cp.b != 82) {
        printf("not support point for b=%d\n", cp.b);
        exit(1);
    }
    return g_pointTbl[cp.b == 3 ? 0 : 1];
#else
    if (cp != bn::CurveFp254BNb) {
        printf("not support except for CurveFp254BNb");
        exit(1);
    }
    return g_pointTbl[0];
#endif
}